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Richard C. DeChellis

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  • McMurray, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method and apparatus for winding material on a drum
    • Patent number 4,761,983
    • Issue date Aug 9, 1988
    • International Rolling Mill Consultants, Inc.
    • Vladimir B. Ginzburg
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...